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186884 (2004 JD27)
Classification: Main-belt Asteroid          SPK-ID: 2186884
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .170339909867717 6.0272e-08  
a 2.619645943744039 2.1799e-08 au
q 2.173415689801349 1.5661e-07 au
i 14.26994772280102 6.3541e-06 deg
node 68.66071702974752 2.4234e-05 deg
peri 140.2815073037637 3.2124e-05 deg
M 37.9377363028032 2.1736e-05 deg
tp 2459233.295835148320
(2021-Jan-18.79583515)
9.2786e-05 TDB
period 1548.682263951089
4.24
1.9331e-05
5.293e-08
d
yr
n .2324556872508805 2.9015e-09 deg/d
Q 3.065876197686729 2.5512e-08 au
  Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      10068 days (27.56 yr)  
   first obs. used      1993-11-20  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:32:21  

Additional Information
 Earth MOID = 1.18513 au 
 Jupiter MOID = 1.96076 au 
 T_jup = 3.341 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457585.5 (2016-Jul-16.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1715261009483182 6.0121e-08  
q 2.170917799099081 1.5659e-07 au
tp 2457683.582482556180
(2016-Oct-22.08248256)
8.735e-05 TDB
node 68.68447188030727 2.4241e-05 deg
peri 140.1154542884436 3.2051e-05 deg
i 14.26847269220539 6.3532e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      394  
   data-arc span      10068 days (27.56 yr)  
   first obs. used      1993-11-20  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:32:21  

Additional Information
 Jupiter MOID = 1.96076 au 
 T_jup = 3.341 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.614569569220177E-15 -9.352119701073464E-15 2.982571324049229E-14 4.729602853192204E-15 2.108689436717456E-13 -3.855731214546332E-15
q -9.352119701073464E-15 2.452141713422802E-14 1.593591148698729E-13 -1.401335641354369E-14 -4.973418386869328E-13 1.075846980774034E-14
tp 2.982571324049229E-14 1.593591148698729E-13 7.630108980339935E-9 -2.695945725482726E-11 1.842305665027814E-9 3.018581981609918E-11
node 4.729602853192204E-15 -1.401335641354369E-14 -2.695945725482726E-11 5.876280082131795E-10 -5.753470276572586E-10 2.385391212402615E-11
peri 2.108689436717456E-13 -4.973418386869328E-13 1.842305665027814E-9 -5.753470276572586E-10 1.02727805833813E-9 -1.638074395498363E-11
i -3.855731214546332E-15 1.075846980774034E-14 3.018581981609918E-11 2.385391212402615E-11 -1.638074395498363E-11 4.036256195491162E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.43   n/a MPCxxxxx  

186884 (2004 JD27)          Discovered 2004-May-15 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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